You are considering upgrading a Windows NT Workstation 4.0 computer on your network to Windows 2000 Professional. The computer has 12 applications installed in addition to the operating system. All the applications are compatible with Windows 2000. The end user would benefit from the additional features Windows 2000 provides. What action should you take?

• A. Upgrade the Windows NT Workstation 4.0 computer to Windows 2000 Server
• B. Upgrade the Windows NT Workstation 4.0 computer to Windows 2000 Professional
• C. Perform a clean install of Windows 2000 Professional on the Windows NT Workstation 4.0 computer
• D. Don't upgrade the Windows NT Workstation 4.0 computer, but install the Directory Service Client on it instead